670935132 has 72 divisors (see below), whose sum is σ = 1940754816. Its totient is φ = 191448864.

The previous prime is 670935131. The next prime is 670935137. The reversal of 670935132 is 231539076.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670935131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 298003 + ... + 300245.

It is an arithmetic number, because the mean of its divisors is an integer number (26954928).

Almost surely, 2^670935132 is an apocalyptic number.

It is an amenable number.

670935132 is an abundant number, since it is smaller than the sum of its proper divisors (1269819684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670935132 is a wasteful number, since it uses less digits than its factorization.

670935132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447 (or 3442 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 670935132 is about 25902.4155630320. The cubic root of 670935132 is about 875.4409236804.

The spelling of 670935132 in words is "six hundred seventy million, nine hundred thirty-five thousand, one hundred thirty-two".